Question
In what ratio rice at 50 Rs/kg should be mixed with the
rice at 32 Rs/kg so that selling mixture at Rs 48 per kg gives the profit of 20% if the quantity of 1st type of rice is 60 kg what will be the quantity of 2nd type of rice?Solution
Ratio = 8:10 = 4:5 1st type rice is 60 kg So, 4 means 60. Therefore, 2nd type rice = 60 x (5/4) = 75 kg
612, 487,?, 396, 388, 387
Find the missing number in the given number series.
1, 2, 6, 24, 120, ?What will come in place of the question mark (?) in the following series?
36, 85, ?, 230, 330, 451
Find the missing term in the series:
2, 5, 11, 23, 47, ?
What will come in place of the question mark (?) in the following series?
400, 841, 1202, ?, 1716, 1885
44   45    41   50    ?      59    23
...221, 100, 0, -81, ?
...900 Â Â Â 90Â Â Â 18Â Â Â ? Â Â Â Â 2.16Â Â Â Â 1.08
16, 20, 11, 27, ?, 38
37, 57, 82, ?, 147, 187